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j15
2016 Dec 21
1
setjmp/longjmp and volatile stores, but non-volatile loads
On Sun, Dec 18, 2016 at 11:58 PM, Jonas Maebe <jonas-devlists at watlock.be>
wrote:
>
> Actually, there's another —even more fundamental— problem: the longjmp
> will always restore the non-volatile registers to the contents they had
> at the start of the try-block, which is not what LLVM expects when
> entering an SEH-based landing pad.
>
The SjLjEHPrepare pass tries